dawarich/app/controllers/api/v1/countries/visited_cities_controller.rb

# frozen_string_literal: true

class Api::V1::Countries::VisitedCitiesController < ApiController
  before_action :validate_params

  def index
    start_at = DateTime.parse(params[:start_at]).to_i
    end_at = DateTime.parse(params[:end_at]).to_i

    points = current_api_user
             .tracked_points
             .where(timestamp: start_at..end_at)

    render json: { data: CountriesAndCities.new(points).call }
  end

  private

  def required_params
    %i[start_at end_at api_key]
  end
end